XXVIII Meteorological Observations. 
Abstract of the Results of the Hourly Meteorological Observations 
taken at the Surveyor General’s Office, Calcutta, 
in the month of April 1871. 
Hourly Means, &c. of the Observations and of the Hygrometrical elements 
dependent thereon.—(Continued.) 
o e 3 . et s 6 
4 cee e Ee ae eae ee ex | SS. | a8 
a i °S st 2 Se, | 3.20 ne 
Ay 2 PS | ass | Hees 
= 3) i) i) SH 45 cel feees Se aw 
E B keene 3 23 |-eeeo 
4 Say 7 38 — 
Es | 2 | 2] 8, | 88 | BS. | see lee 
a3 Fa By Ae a2 3° | soe) oe 
SO bh = b.B af ge | 38g | abs 
o 4 Or o ° Ose, 
= = iS aim - 4 | Bes 3 
= = & Q = a | = 
oO oO 0 Cy) Inches.'| ‘T. gr. | T. gr: 
Mid- 
night.) 76.1 2.9} 74.1 4.9 | 0.830 8.98 1.52 | 0.86 
1 76.0 2.8 | 74.0 4.8 827 95 AQ .86 
2 75.9 2.7 | 74.0 4.6 827 95 A3 186 
3 75.9 2.51 74.1 4.3 .830 9.00 31 .87 
4 75.9 2.3) 74.3 3.9 835 05 .20 .88 
5 75.8 2.0 | 74.4 3.4, .838 10 03 .90 
6 75.8 1.7 | 74.6 2.9 843 14 | 0.90 91 
7 76.3 1.9 | 75.0 3.2 854 25 1.00 .90 
8 77.6 2.9 | 75.6 4.9 871 39 59 86 
9 78.8 4.3 | 75.8 73 .876 Al 2.45 79 
10 79.7 5.51 75.8! 9.4 .876 37 3.24 74 
11 80.1 6.9 | 76.0 | 11.0 882 39 .90 ri. 
Noon.) 80.4 781 75.7) 12.5 873 26 4.50 .67 
1 80.7 8.6 | 75.5 | 13.8 .868 20 5.01 65 
2 80.4 92| 749| 147 851 00 33 63 
3 80.5 921 75.0] 14.7 854 03 34 63 
4 80.4 8.6 | 75.2 | 13.8 .860 ah 4.97 65 
5 79.9 7.8 | 75.2| 12.5 .860 13 43 .67 
6 78.9 6.6| 74.3 | 11.2 835 8.92 3.80 70 
7 "7.6 5.1 | 74.0 8.7 827 88 2.84, 76 
8 76.9 4.2 | 74.0 7.1 827 91 .26 .80 
9 76.8 3.7 | 74.2 6.3 1832 .98 .00 .82 
10 76.9 3.0] 74.8 5.1 1849 9.17 1.61 85 
sil 76.6 2.8 | 74.6 4.8 1843 ia 51 .86 
All the Hygrometrical elements are computed by the Greenwich Constants, 
